CN209836248U

CN209836248U - Automatic oil quenching mechanism for saw blade and quenching production line

Info

Publication number: CN209836248U
Application number: CN201920273611.1U
Authority: CN
Inventors: 牛平平; 鞠军伟
Original assignee: RIZHAO HEIN SAW CO Ltd
Current assignee: RIZHAO HEIN SAW CO Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-12-24
Anticipated expiration: 2029-03-04

Abstract

The utility model relates to an automatic oil quenching mechanism of saw bit and quenching production line, including the oil groove, install the support body in the oil groove, buffer gear, adjustment mechanism and push jack mechanism are installed to the support body, buffer gear cushions when being arranged in falling into the oil groove to the saw bit, adjustment mechanism is connected with buffer gear for adjust buffer gear's position, make things convenient for the saw bit to get into down one process, push jack mechanism is used for pushing down one process with the saw bit that buffer gear placed, the utility model discloses an automatic oil quenching mechanism and quenching production line degree of automation is high, low in labor strength, and can not damaged when the saw bit falls into the oil groove, and product quality is high.

Description

Automatic oil quenching mechanism for saw blade and quenching production line

Technical Field

The utility model relates to a saw bit processing equipment technical field, concretely relates to automatic oil quenching mechanism of saw bit and quenching production line.

Background

The quenching process is one of important links in the heat treatment process, and plays an important role in the aspects of exerting material performance, reducing residual stress of tissues, reducing surface deformation and the like. The quenching modes commonly used for the circular saw blade at present comprise oil quenching, salt quenching, alkali bath quenching and the like. The existing quenching of salt, alkali bath and the like has the defects that the cooling speed is high, but the cooling speed of each part in the quenching process of the material cannot be accurately controlled, so that the temperature uniformity is poor, the cooling speed is difficult to control, the deformation and cracking tendency of the material is large, and meanwhile, the quenching and tempering of a salt bath furnace corrode surrounding environment equipment, so that the quenching and tempering device is not suitable for the modern industry with high environmental protection requirements and is complex to operate. The existing circular saw blade quenching line consists of a heating furnace, a quenching tank and a cleaning device, wherein a saw blade needs to be pushed into the heating furnace manually for heating, the saw blade is hung into the quenching tank manually by a hanger after heating, and the cleaning device is placed for cleaning after quenching for a certain time. The inventor finds that the operation in the mode is complex and has low automation degree, the labor intensity of workers is high, the safety is low, the quenching effect of the saw blade is poor, the cost is high, and when the saw blade is manually placed into a quenching tank by a lifting appliance, the collision damage of the saw blade is easily caused due to improper operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of above-mentioned prior art, provide an automatic oil quenching mechanism of saw bit, degree of automation is high, and quenching quality is good, need not the manual work and hangs the saw bit into the oil groove, can effectively avoid the collision damage of saw bit, has reduced operating personnel's intensity of labour.

The utility model also aims at providing a saw bit quenching production line, the transfer of saw bit between each process is automatic goes on, work efficiency is high, very big reduction operating personnel's intensity of labour.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic oil quenching mechanism of saw bit, includes the oil groove, install the support body in the oil groove, buffer gear, adjustment mechanism and push jack mechanism are installed to the support body, buffer gear cushions when being used for falling into the oil groove to the saw bit, adjustment mechanism is connected with buffer gear for adjust buffer gear's position, make things convenient for the saw bit to get into one process down, push jack mechanism is used for pushing one process down with the saw bit that buffer gear placed.

The working principle of the automatic oil quenching mechanism of the utility model is as follows: the saw bit is sent into buffer gear from last process, and buffer gear cushions the back to the saw bit, makes the saw bit soak in the quenching oil in the oil groove, quenches the saw bit, and after the definite time, adjustment mechanism adjusts buffer gear's position, and buffer gear drives the saw bit and removes, makes the position of saw bit satisfy the demand that gets into next process, and the ejector pad mechanism promotes the saw bit to next process.

An automatic saw blade quenching production line comprises: the automatic quenching machine comprises a feeding mechanism, a heating mechanism, an automatic quenching mechanism, a flattening mechanism, a cleaning mechanism and a discharging mechanism which are arranged in sequence.

A feeding mechanism: the saw blade transfer device is used for receiving the saw blade transferred in the previous process and transferring the saw blade.

A heating mechanism: the saw blade conveying mechanism is used for receiving the saw blade transmitted by the feeding mechanism and heating the saw blade, and the conveying mechanism is arranged in the heating mechanism and used for conveying the saw blade.

Automatic oil quenching mechanism: the saw blade quenching device is used for receiving the saw blade transmitted by the heating mechanism and carrying out oil quenching on the saw blade.

Flattening mechanism: the automatic quenching mechanism is used for receiving the saw blade subjected to oil quenching and transmitted by the automatic quenching mechanism and flattening the saw blade.

The cleaning mechanism comprises: the saw blade cleaning device is used for receiving the saw blade transmitted by the flattening mechanism and cleaning the saw blade.

A discharging mechanism: the structure of the saw blade feeding mechanism is the same as that of the feeding mechanism, and the saw blade feeding mechanism is used for receiving the saw blade transmitted by the cleaning mechanism and transferring the saw blade to the next procedure.

The feeding mechanism, the heating mechanism, the automatic oil quenching mechanism, the flattening mechanism, the cleaning mechanism and the discharging mechanism are all connected with the control device, so that the automatic movement of the saw blade among all the working procedures can be realized, the automation degree is high, and the labor intensity of operators is reduced.

The saw bit that feed mechanism received last process transmission and comes sends into heating mechanism with the saw bit, heating mechanism heats the saw bit according to the temperature and the time of setting for, the saw bit that the heating was accomplished gets into automatic quenching mechanism, the saw bit falls into buffer gear under the effect of gravity, the saw bit gets into the oil groove bottom under buffer gear's cushioning effect and carries out the oil quenching, after the oil quenching is accomplished, adjustment mechanism adjusts buffer gear's position, buffer gear drives the saw bit and moves to and flatten the mechanism assorted position, push jack mechanism promotes the saw bit to flattening mechanism by buffer gear, flattening mechanism flattens the saw bit that the oil quenching was accomplished, push jack mechanism pushes the saw bit after flattening into wiper mechanism again, the saw bit carries out crowded oil and washing in wiper mechanism, wiper mechanism transmits the saw bit to discharge mechanism, discharge mechanism transports the saw bit to next process.

The utility model has the advantages that:

1. the utility model discloses an automatic oil quenching mechanism of saw bit carries out oil quenching, and oil quenching is gentle, the temperature is easily controlled to the even hardenability of quenching is good, and the metal material tissue is even after quenching, and the bright quality in surface is good, and deformation and fracture tendency are little.

2. The utility model discloses an automatic oil quenching mechanism of saw bit, saw bit pass through buffer gear and get into the oil groove, have avoided the saw bit to get into the collision damage that the oil groove is, have improved the processingquality of saw bit.

3. The utility model discloses an automatic production line that quenches of saw bit, the transmission of saw bit between each process can realize the automation and go on, need not artifical hoist and mount, has both improved work efficiency, has guaranteed the product precision, again very big reduction operating personnel's intensity of labour.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;

fig. 2 is a schematic structural view of a feeding mechanism according to an embodiment of the present invention;

fig. 3 is an assembly schematic view of the upper and lower sub-mechanisms according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a lower discharging mechanism in the embodiment of the present invention;

FIG. 5 is a schematic view of the back side of the upper feeding mechanism according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of an automatic oil quenching mechanism, a pressing mechanism and a cleaning mechanism according to an embodiment of the present invention;

FIG. 7 is a schematic view of the assembly of a pushing block bracket and a pushing piece guide rail according to an embodiment of the present invention;

FIG. 8 is a schematic structural view of a cleaning mechanism according to an embodiment of the present invention;

wherein, 1, a feeding mechanism, 1-1, a first bracket, 1-2 traveling wheels, 1-3 sliding rails, 1-4 second brackets, 1-5 power transmission rollers, 1-6 guide rails, 1-7 support frames, 1-8 vehicle bodies, 1-9 wheels, 1-10 wheel driving motors, 1-11 adsorption oil cylinders, 1-12 connecting frames, 1-13 vacuum electromagnetic chucks, 1-14 guide columns, 2 heating furnaces, 2-1 power transmission rollers, 3 transition transmission rollers, 4, upper row of roller mechanisms, 4-1 first buffer plates, 4-2 first hinged seats, 4-3 first limiting plates, 4-4 second limiting plates, 4-5 second buffer plates, 4-6 second seats, 4-7, a third limit plate, 4-8, a fourth limit plate, 4-9, an arc plate mechanism, 4-10, a buffer shaft, 4-11, a sleeve, 4-12, a second connecting rod, 5, a lower stator mechanism, 5-1, a first connecting rod, 6, a frame body, 7, a rotating shaft, 8, a connecting mechanism, 8-1, a connecting shaft, 8-2, a connecting shaft sleeve, 9, a first adjusting mechanism, 9-1, a winch motor, 9-2, a first driving sprocket, 9-3, a second driving sprocket, 9-4, a first driven sprocket, 10, a second adjusting mechanism, 10-1, a horizontal driving cylinder, 10-2, a vertical driving cylinder, 10-3, a hook, 11, a sheet pushing mechanism, 11-1, a sheet pushing guide rail, 11-2, a pushing block bracket, 11-3 parts of a pushing block, 11-4 parts of a blade pushing motor, 11-5 parts of a third driving chain wheel, 11-6 parts of a second driven chain wheel, 11-7 parts of a third driven chain wheel, 11-8 parts of a fourth driven chain wheel, 11-9 parts of a fifth driven chain wheel, 12 parts of an oil spraying mechanism, 12-1 parts of an oil spraying motor, 12-2 parts of an oil spraying pipe, 13 parts of a discharging mechanism, 14 parts of a flattening mechanism, 14-1 parts of a flattening support, 14-2 parts of a workbench, 14-3 parts of a flattening plate, 14-4 parts of a flattening oil cylinder, 15 parts of a transition mechanism support, 16 parts of a cleaning mechanism, 16-1 parts of a cleaning support, 16-2 parts of a brush roller, 16-3 parts of a cleaning motor, 16-4 parts of an oil extruding roller, 16-5 parts of an oil extruding motor, 17 parts of an oil groove and 18 parts of.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the present invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Just as the introduction of background art, current saw bit processing lines adopts artifical hoist and mount to shift the saw bit, and degree of automation is low, and operating personnel intensity of labour is big, and the security is low, and the quenching effect is poor, to above-mentioned problem, this application has proposed an automatic guenching unit of saw bit.

Further, the buffer mechanism comprises an upper sub-mechanism and a lower sub-mechanism, one end of the lower sub-mechanism is rotatably connected with a rotating shaft fixed outside the oil groove, the other end of the lower sub-mechanism is detachably connected with the end part of the upper sub-mechanism through a connecting mechanism, the connecting end of the upper sub-mechanism and the lower sub-mechanism can be connected and separated through the connecting mechanism, at least two first buffer plates are arranged on one side of the upper sub-mechanism, which is located at the lower sub-mechanism, one end of each first buffer plate is rotatably connected with the upper sub-mechanism, a first limiting mechanism is arranged at the other end of each first buffer plate, the first limiting mechanism is used for limiting the relative angle of each first buffer plate relative to the upper sub-mechanism, a second buffer plate is arranged between adjacent first buffer plates, one end of each second buffer plate is rotatably connected with the upper sub-mechanism, a second limiting mechanism is arranged at the other end of each second buffer plate, and the second, the buffer structure is characterized in that an arc plate mechanism is arranged on one side of the end part of the first buffer plate and the second buffer plate, which is not rotatably connected with the upper row of sub-mechanisms, the arc plate mechanism comprises at least two arc plates, a buffer cushion is arranged between every two adjacent arc plates, and the arc plate mechanism is elastically connected with a frame of the upper row of sub-mechanisms.

Furthermore, the connecting mechanism comprises a connecting shaft fixed at the end part of the upper sub-mechanism and a connecting shaft sleeve rotatably connected with the end part of the lower sub-mechanism, the connecting shaft is matched with the connecting shaft sleeve in shape, the connecting shaft can be placed into the connecting shaft sleeve, an opening is formed in the side barrel face of the connecting shaft sleeve, and the connecting shaft can be separated from the connecting shaft sleeve through the opening.

Furthermore, the adjusting mechanism comprises a first adjusting mechanism and a second adjusting mechanism, the first adjusting mechanism comprises a first adjusting driving mechanism arranged on the frame body, the first adjusting driving mechanism is connected with the upper row of sub-mechanisms and the lower row of sub-mechanisms through a transmission mechanism and used for driving the upper row of sub-mechanisms and the lower row of sub-mechanisms to move together, the second adjusting mechanism comprises a second adjusting driving mechanism, and the second adjusting driving mechanism is connected with a hook and used for driving the end parts of the connecting ends of the upper row of sub-mechanisms and the lower row of sub-mechanisms to separate.

Furthermore, the blade pushing mechanism comprises blade pushing guide rails positioned on two sides of the buffer mechanism, a pushing block mechanism is connected between the two blade pushing guide rails in a sliding mode and connected with a blade pushing driving mechanism, the blade pushing driving mechanism is used for driving the pushing block mechanism to move along the blade pushing guide rails, and the blade pushing mechanism can push the saw blades on the lower row of sub-mechanisms to a next procedure when the lower row of sub-mechanisms are adjusted to be in a horizontal position.

Further, be equipped with oil injection mechanism and circulating oil pump in the oil groove, oil injection mechanism and outside oil feeding system are connected for pour into oil into in the oil groove, the circulating oil pump passes through outside fluid purifier and is connected with outside oil feeding system for the cyclic utilization of fluid.

Further, feed mechanism includes rack mechanism, rack mechanism is used for placing the saw bit, rack mechanism one side is provided with feed mechanism, feed mechanism has a plurality of power transmission rollers for the motion saw bit, rack mechanism and feed mechanism top are provided with the guide rail, guide rail sliding connection has the dumper, the dumper is fixed with adsorbs actuating mechanism, adsorb actuating mechanism and be connected with adsorption mechanism, can drive adsorption mechanism's elevating movement, adsorption mechanism is used for adsorbing fixed work piece. The material transporting vehicle can travel along the guide rail, the adsorption mechanism is used for adsorbing and fixing the workpiece, and the workpiece is transferred to the feeding mechanism through the sheet frame mechanism.

Furthermore, heating mechanism adopts the heating furnace, heating furnace inside has defeated material mechanism, defeated material mechanism adopts a plurality of power to fail the material roller for convey the saw bit.

Further, the mechanism of flattening is including the support that flattens, the support that flattens is fixed with the workstation, the workstation top is provided with the pressure flat board, the pressure flat board is connected with the actuating mechanism that flattens who fixes at the support that flattens, the actuating mechanism that flattens is used for the drive to flatten the flat motion, with the workstation combined action saw bit that flattens.

Further, the cleaning mechanism comprises a cleaning support, a plurality of brush roller mechanisms and an oil squeezing roller mechanism are connected to the cleaning support, the brush roller mechanisms and the oil squeezing roller mechanism are distributed at intervals, the brush roller mechanisms are connected with a cleaning driving mechanism and driven to work by the cleaning driving mechanism, the oil squeezing roller mechanism is connected with the oil squeezing driving mechanism and driven to work by the oil squeezing driving mechanism, the brush roller mechanisms comprise brush rollers which are distributed vertically and are rotatably connected with the cleaning support, the brush rollers are used for cleaning saw blades, and the oil squeezing roller mechanism comprises oil squeezing rollers which are distributed vertically and are rotatably connected with the cleaning support, and the oil squeezing rollers are used for squeezing the saw blades.

The following description of this embodiment is made in detail with reference to the accompanying drawings, and as shown in fig. 1 to 8, an automatic oil quenching mechanism for saw blades includes an oil groove 17, a frame body 6 is installed in the oil groove, a buffering mechanism, an adjusting mechanism and a blade pushing mechanism are installed on the frame body, the buffering mechanism is used for buffering when the saw blades fall into the oil groove, the adjusting mechanism is connected with the buffering mechanism and is used for adjusting the position of the buffering mechanism, so that the saw blades can conveniently enter a next process, the blade pushing mechanism is used for pushing the saw blades placed by the buffering mechanism into the next process, the automatic oil quenching mechanism is installed in an automatic saw blade quenching production line, and the automatic saw blade quenching production line includes a feeding mechanism, a heating mechanism, the automatic oil quenching mechanism, a flattening mechanism, a cleaning mechanism and a discharging mechanism which are sequentially arranged.

The feeding mechanism 1 comprises a sheet frame mechanism and a feeding mechanism positioned on one side of the sheet frame mechanism, the sheet frame mechanism comprises a first support 1-1, walking wheels 1-2 are arranged at the bottom of the first support and are in sliding connection with sliding rails 1-3 fixed on a ground foundation, the first support is used for placing saw blades to be quenched, the feeding mechanism comprises a second support 1-4, the second support is in rotating connection with a plurality of power transmission rollers 1-5, one of the power transmission rollers is connected with a driving motor and is driven to rotate by the driving motor, the power transmission roller is connected with other power transmission rollers through chain transmission and can drive the other power transmission rollers to rotate, the power transmission rollers can drive the saw blades to rotate, two guide rails 1-6 are arranged above the sheet frame mechanism and the feeding mechanism, the guide rails are fixed through the second support and support frames 1-7 arranged on one side of the sheet frame mechanism, the material transporting vehicle is connected on the guide rail in a sliding way, the two ends of the guide rail are provided with limit blocks for limiting the movement position of the material transporting vehicle, the material transporting vehicle comprises a vehicle body 1-8, wheels 1-9 which are connected with a guide rail in a sliding way are arranged at the bottom of the vehicle body, the wheels are connected with wheel driving motors 1-10 fixed on the vehicle body, the wheel driving motors can drive the material conveying vehicle to move along the guide rails, the car body is also provided with an adsorption driving mechanism which adopts adsorption oil cylinders 1-11, the adsorption oil cylinder is connected with a plurality of vacuum electromagnetic chucks 1-13 through connecting frames 1-12, the vacuum electromagnetic chucks are connected with a vacuum generating device, the connecting frame is used for adsorbing and fixing the saw blade, a plurality of guide posts 1-14 fixed on the vehicle body penetrate through the connecting frame, and the guide posts are used for guiding the lifting motion of the connecting plate.

The first support shifts out the position under the dumper in advance, operating personnel can place the saw bit on first support, then with first support push to under the dumper, the adsorption cylinder drives vacuum electromagnetic chuck downstream to the settlement distance, with the saw bit contact, adsorb fixed saw bit, then the adsorption cylinder drives the saw bit and rises, the dumper moves to the position directly over feeding mechanism, the adsorption cylinder places the saw bit on the power transmission roller, vacuum electromagnetic chuck leaves the saw bit, the work of power transmission roller can transport the saw bit to heating mechanism.

Heating mechanism adopts current heating furnace 2, and the heating furnace is inside to have defeated material mechanism, defeated material mechanism is a plurality of power delivery roller 2-1, and the feed inlet that sets up on the heating furnace body of saw bit accessible gets into the heating furnace inside and heats, and power delivery roller can drive the saw bit and remove until leaving from the discharge gate on the heating furnace body in the heating furnace, and power delivery roller's drive mode can adopt power transmission roller's drive mode, also can adopt other drive modes, and the technical staff in the art can select the setting according to actual conditions, does not explain in detail here.

And one side of a discharge port of the heating furnace is provided with a plurality of transition transmission rollers 3 for sending the saw blade conveyed out by the heating furnace into the buffer mechanism.

The buffer mechanism comprises an upper sub-mechanism 4 and a lower sub-mechanism 5, the upper sub-mechanism and the lower sub-mechanism both comprise frames, a plurality of sub-boards arranged at intervals are fixed on the frames, and gaps are formed between every two adjacent sub-boards.

One end of the frame of the lower row of the sub-mechanism is rotatably connected with a rotating shaft 7 arranged at the discharge hole of the heating furnace, the other end of the frame is connected with one end of the upper row of the sub-mechanism through a connecting mechanism 8, and the connecting ends of the upper row of the sub-mechanism and the lower row of the sub-mechanism can be connected and separated through the connecting mechanism.

The connecting mechanism comprises a connecting shaft 8-1 fixed on two sides of the end part of the connecting end of the upper row of sub-mechanisms and the lower row of sub-mechanisms and a connecting shaft sleeve 8-2 fixed on two sides of the end part of the lower row of sub-mechanisms, the connecting sleeve is rotatably connected with the frame of the lower row of sub-mechanisms through a bearing with a seat, the shape of the connecting sleeve is matched with that of the connecting shaft, the connecting shaft can be inserted into the connecting sleeve, an opening is formed in the cylinder surface of the connecting sleeve, and the connecting shaft can be moved out of the connecting sleeve through the opening, so that the upper.

The surface of the upper row of sub-mechanism, which is positioned at one side of the lower row of sub-mechanism, is defined as a front surface, and the other side surface is defined as a back surface.

Two first buffer plates 4-1 are installed on the front face of the upper row of the sub-mechanism, one end of each first buffer plate is rotatably connected with the upper row of the sub-mechanism through a first hinged seat 4-2, the first hinged seat is fixed on a frame of the upper row of the sub-mechanism, a first limiting mechanism is fixed at the other end of each first buffer plate and comprises a first limiting plate 4-3 fixedly connected with the corresponding first buffer plate, each first limiting plate extends out of one side of the back face of the upper row of the sub-mechanism through a gap between the sub-plates of the upper row of the sub-mechanism, the end, extending out of one side of the back face of the upper row of the sub-mechanism, of each first limiting plate is perpendicularly connected with a second limiting plate 4-4, and in a natural state, the second limiting plates are in contact with the frame of the upper row of the sub-mechanism, and limit is performed on.

Install second buffer board 4-5 between two first buffer boards, second buffer board one end is connected with last son mechanism rotation through articulated seat 4-6 of second, and the articulated seat of second is fixed on the frame of going up son mechanism, and the other end of second buffer board is equipped with second stop gear, second stop gear includes third limiting plate 4-7 with second buffer board fixed connection, the third limiting plate stretches out to back one side of last son mechanism through the space between the row's son board to be connected with fourth limiting plate 4-8 perpendicularly, and under the natural state, the frame contact of fourth limiting plate and last son mechanism has restricted the maximum angle between second buffer board and the last son mechanism.

The mounting position of the second hinge seat is closer to the end part connected with the lower sub-mechanism and the upper sub-mechanism relative to the first hinge seat, when the saw blade slides down along the lower sub-mechanism due to the length of the third limiting plate, the first buffer plate is firstly touched, then the second buffer plate is touched, when the saw blade touches the first buffer plate or the second buffer plate, pressure can be applied to the first buffer plate and the second buffer plate, the rotation of the first buffer plate and the second buffer plate is driven, meanwhile, the hydraulic pressure of the oil liquid has the tendency of hindering the rotation to occur, and certain buffering is performed on the sliding down process of the saw blade.

The buffer shaft mechanism comprises buffer shafts 4-10 fixed on a frame of the upper row of sub-mechanisms, sleeves 4-11 fixedly connected with the arc plates are sleeved on the buffer shafts, the sleeves are fixedly connected with one ends of springs, and the other ends of the springs are connected with the frames at the connecting ends of the upper row of sub-mechanisms and the lower row of sub-mechanisms.

The working principle of the buffer mechanism is as follows: the saw blade slides downwards along the lower row of sub-mechanisms under the action of gravity and is gradually immersed in oil liquid in the oil groove, the saw blade is firstly contacted with the first buffer plate, the first buffer plate is driven to rotate under the action of gravity, the angle between the first buffer plate and the upper row of sub-mechanisms is reduced, at the moment, the oil pressure of the oil liquid has reverse acting force on the first buffer plate, the buffer in the falling process of the saw blade is realized by utilizing the oil pressure, after the first buffer plate rotates to a certain angle, the saw blade continues to slide downwards under the action of gravity and is contacted with the second buffer plate, the same as the working principle of the first buffer plate, the certain buffer is realized by the saw blade, the saw blade continues to slide downwards until being contacted with the arc plate mechanisms, the buffer between the two arc plates realizes certain buffer on the collision between the saw blade and the arc plates, meanwhile, the arc plates are connected with the upper row of sub-mechanisms through springs, the saw blade can be smoothly immersed in the oil liquid, and quenching is carried out by using quenching oil, so that the damage of the saw blade is avoided.

The adjusting mechanism comprises a first adjusting mechanism 9 and a second adjusting mechanism 10 which are arranged on the frame body 6.

The first adjusting mechanism 9 comprises a first adjusting driving mechanism, the first adjusting driving mechanism is a hoisting motor 9-1 fixed at the top end of the frame body, the hoisting motor is connected with the transmission mechanism through chain transmission, the transmission mechanism comprises an intermediate shaft, the intermediate shaft is fixedly connected with the frame body through a bearing with a seat, one end of the intermediate shaft is connected with an output shaft of the hoisting motor through the chain transmission, two first driving sprockets 9-2 are arranged at two ends of the intermediate shaft, two second driving sprockets 9-3 are arranged at the middle part of the intermediate shaft, the first driving sprocket is fixedly connected with one end of the first transmission chain, the other end of the first transmission chain is fixedly connected with one end of a first connecting rod 5-1, the other end of the first connecting rod is hinged with the frame of the lower row of sub-mechanism, the second driving sprocket is fixedly connected with one end of the second transmission chain, and the other end of the second transmission chain is fixedly connected with one end of a second connecting rod 4- And the other end of the second connecting rod is hinged with the frame of the upper row of sub-mechanisms.

In the initial state, the angle between the lower row of the sub-mechanisms and the horizontal plane is 30 degrees through the first transmission chain and the second transmission chain, the included angle between the upper row of the sub-mechanisms and the lower row of the sub-mechanisms is 15 degrees, the saw blade slides into an oil groove through the lower row of the sub-mechanisms to be quenched by oil, after quenching is completed, the first transmission chain drives the lower row of the sub-mechanisms to rotate around the rotating shaft, the second transmission chain drives the upper row of the sub-mechanisms to move together until the lower row of the sub-mechanisms moves to the horizontal position, the winch motor stops working, and at the moment, the saw blade.

The second adjusting mechanism comprises a second adjusting driving mechanism, the second adjusting driving mechanism comprises a horizontal driving cylinder 10-1 fixed on the frame body, a cylinder rod of the horizontal driving cylinder is fixedly connected with a vertical driving cylinder 10-2 and can drive the vertical driving cylinder to do horizontal movement, the cylinder rod of the vertical driving cylinder is fixedly connected with a hook 10-3, the hook is used for being connected with a frame of the upper feeding mechanism through a hook shaft fixed on the frame of the upper feeding mechanism, a connecting shaft of the upper feeding mechanism is moved out from a connecting shaft sleeve of the lower feeding mechanism, the upper feeding mechanism is separated from the lower feeding mechanism, and the requirement that the saw blade is pushed into the flattening mechanism is met.

The push sheet mechanism 11 comprises two push sheet guide rails 11-1 arranged at two sides of the buffer mechanism, the push sheet guide rails extend to the flattening mechanism, the push sheet guide rails are fixed on the frame body, a push block mechanism is connected between the two push sheet guide rails in a sliding manner, the installation height of the push sheet guide rails meets the requirement that the lower sub-mechanism is in a horizontal position, the push block mechanism can push the saw blade out of the lower sub-mechanism, the push block mechanism comprises a push block support 11-2, the push block support is connected with the push sheet guide rails in a sliding manner, a plurality of push blocks 11-3 are fixed on the push block support, the push block support is connected with a push sheet driving mechanism, the push sheet driving mechanism comprises a push sheet motor 11-4, an output shaft of the push sheet motor is connected with a middle chain transmission mechanism through a chain transmission mechanism and used for driving the middle chain transmission mechanism to move, the middle chain transmission mechanism comprises a third driving chain, and a transmission chain is wound between the third driving chain wheel and the second driven chain wheel 11-6, between the third driven chain wheel 11-7, between the fourth driven chain wheel 11-8 and between the fifth driven chain wheel 11-9, the transmission chain forms a closed loop, the transmission chain is fixedly connected with the pushing block support, the pushing block motor works to drive the second driving chain wheel to work so as to drive the transmission chain to move, and the transmission chain drives the pushing block support to slide along the pushing block guide rail.

Third drive sprocket, second driven sprocket, third driven sprocket, fourth driven sprocket and fifth driven sprocket all are equipped with two in this embodiment to through connecting shaft, the connecting axle of third drive sprocket, second driven sprocket passes through the area seat bearing and installs on transition mechanism's support, transition mechanism's support is located flattening mechanism one side, and the push jack motor is fixed in transition mechanism's support below, and the connecting axle of third driven sprocket, fourth driven sprocket and fifth driven sprocket all fixes on the support body through the area seat bearing.

The quenching oil spraying device is characterized in that an oil spraying mechanism 12 is further arranged in the oil groove and comprises an oil spraying motor 12-1, an oil spraying pipe 12-2 is installed at an oil spraying port of the oil spraying motor, the oil spraying motor is connected with an external oil supply system and can spray quenching oil of the external oil supply system into the oil groove, a circulating oil pump is further installed in the oil groove and can be connected with the external oil supply system through an oil purifying device, the circulating pump can achieve cyclic utilization of the quenching oil, and production cost is reduced.

Flattening mechanism 14 is located oil groove one side, including flattening support 14-1, the flattening support is fixed with workstation 14-2, the height of workstation and the high phase-match of ejector pad guide rail, ejector pad mechanism can push away the saw bit to the workstation on, the workstation top is equipped with flattening board 14-3, flattening board is connected with flattening actuating mechanism, flattening actuating mechanism adopts flattening cylinder 14-4, the piston rod and the flattening board fixed connection of flattening cylinder, flattening cylinder fix on the flattening support, flattening cylinder can drive the flattening board and do the up-and-down motion, flattening board and workstation flatten the saw bit jointly.

One side of the flattening mechanism is provided with a transition mechanism support 15, a transition roller is rotatably connected to the transition mechanism support, and the transition roller is used for playing a transition role when the saw blade enters the cleaning mechanism from the flattening mechanism.

The blade pushing mechanism can push the saw blade from the flattening mechanism to the cleaning mechanism 16 through the transition roller.

The cleaning mechanism comprises a cleaning support 16-1, a plurality of brush roller mechanisms and oil squeezing roller mechanisms are rotatably connected to the cleaning support and are distributed at intervals, each brush roller mechanism comprises two vertically distributed brush rollers 16-2, two ends of each brush roller are rotatably connected with the cleaning support, one brush roller is connected with a cleaning driving mechanism and is driven to rotate by the cleaning driving mechanism, the cleaning driving mechanism adopts a cleaning motor 16-3, an output shaft of the cleaning motor is fixedly connected with one end of each brush roller, each oil squeezing roller mechanism comprises two vertically distributed oil squeezing rollers 16-4, two ends of each oil squeezing roller are rotatably connected with the cleaning support, one end of each oil squeezing roller at the lower row is connected with a chain wheel, a chain is wound between the chain wheels, and the chain wheel of one oil squeezing roller is connected with the oil squeezing driving mechanism through a chain transmission mechanism, the oil squeezing driving mechanism adopts an oil squeezing motor 16-5, and an output shaft of the oil squeezing motor is connected with a chain wheel at the end part of the oil squeezing roller through chain transmission.

The saw blade enters the space between the upper row of brush rollers, the lower row of oil squeezing rollers and the space between the lower row of brush rollers and the lower row of oil squeezing rollers through the transition rollers, and the brush rollers and the oil squeezing rollers rotate to squeeze oil and clean the saw blade.

The discharging mechanism 13 is located on one side of the cleaning mechanism, and has the same structure as the feeding mechanism, and will not be described in detail here.

In this embodiment, the feeding mechanism, the heating furnace, the buffering mechanism, the adjusting mechanism, the blade pushing mechanism, the flattening mechanism, the cleaning mechanism and the discharging mechanism are all connected with the control device, and the control device controls the control device to realize automatic operation.

When the automatic quenching device works, an operator places the saw blade 18 on the blade frame mechanism, the conveying vehicle moves the saw blade to the feeding mechanism through the adsorption mechanism, the feeding mechanism conveys the saw blade to the heating furnace, the saw blade is heated according to the set temperature and time, the power conveying roller in the heating furnace conveys the saw blade out, the saw blade enters the lower blade discharging mechanism through the transition driving roller under the action of gravity, the saw blade sequentially contacts the first buffer plate, the second buffer plate and the arc plate mechanism in the sliding process, the first buffer plate, the second buffer plate and the arc plate mechanism buffer the sliding of the saw blade, so that the saw blade can be smoothly immersed in quenching oil in an oil tank for oil quenching, after a certain time, the first adjusting mechanism drives the lower blade discharging mechanism and the upper blade discharging mechanism to move until the lower blade discharging mechanism is in a horizontal position, the second adjusting mechanism drives the upper blade discharging mechanism to move, the upper row of saw blade mechanisms are separated from the lower row of saw blade mechanisms, the saw blade is pushed into the flattening mechanism by the blade pushing mechanism, the flattening cylinder drives the flattening plate and the workbench to flatten the saw blade, the flattening rear blade pushing mechanism pushes the saw blade to enter the cleaning mechanism through the transition roller again, the brush roller and the oil squeezing roller clean and squeeze the saw blade, the saw blade is conveyed to the discharging mechanism, and the discharging mechanism conveys the saw blade to the next process.

According to the automatic quenching device, the workpiece is automatically transferred among all the working procedures, the working efficiency is high, the labor intensity of operators is reduced, oil quenching is adopted, the quenching is uniform, the hardenability is good, the structure of a metal material after quenching is uniform, the surface brightness quality is good, the deformation and cracking tendency is small, a saw blade enters quenching oil through a buffer mechanism, the collision damage of the saw blade is avoided, and the product quality is high.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. The utility model provides an automatic oil quenching mechanism of saw bit, its characterized in that, includes the oil groove, install the support body in the oil groove, buffer gear, adjustment mechanism and push jack mechanism are installed to the support body, buffer gear cushions when being arranged in falling into the oil groove to the saw bit, adjustment mechanism is connected with buffer gear for adjust buffer gear's position, make things convenient for the saw bit to get into one process down, push jack mechanism is used for pushing one process down with the saw bit that buffer gear placed.

2. The automatic oil quenching mechanism for saw blades as claimed in claim 1, wherein the buffering mechanism comprises an upper row of sub-mechanisms and a lower row of sub-mechanisms, one end of the lower row of sub-mechanisms is rotatably connected with a rotating shaft fixed outside the oil tank, the other end of the lower row of sub-mechanisms is detachably connected with the end part of the upper row of sub-mechanisms through a connecting mechanism, the connecting ends of the upper row of sub-mechanisms and the lower row of sub-mechanisms can be connected and separated through the connecting mechanism, at least two first buffering plates are arranged on the side of the upper row of sub-mechanisms, one end of each first buffering plate is rotatably connected with the upper row of sub-mechanisms, the other end of each first buffering plate is provided with a first limiting mechanism, each first limiting mechanism is used for limiting the relative angle of each first buffering plate relative to the upper row of sub-mechanisms, a second buffering plate is arranged between adjacent first buffering plates, the other end is equipped with second stop gear, second stop gear is used for spacing the relative angle of second buffer board and last stator mechanism, first buffer board and second buffer board do not be equipped with arc mechanism with last stator mechanism rotation connection's tip one side, arc mechanism includes two at least arcs, is provided with the blotter between the adjacent arc, arc mechanism and the frame elastic connection who goes up stator mechanism.

3. The automatic oil quenching mechanism for saw blades as claimed in claim 2, wherein the connecting mechanism comprises a connecting shaft fixed at the end of the upper row of saw blade mechanisms and a connecting shaft sleeve rotatably connected with the end of the lower row of saw blade mechanisms, the connecting shaft is matched with the connecting shaft sleeve in shape, the connecting shaft can be placed in the connecting shaft sleeve, an opening is formed in the side cylindrical surface of the connecting shaft sleeve, and the connecting shaft can be separated from the connecting shaft sleeve through the opening.

4. The automatic oil quenching mechanism for saw blades as claimed in claim 2, wherein the adjusting mechanism comprises a first adjusting mechanism and a second adjusting mechanism, the first adjusting mechanism comprises a first adjusting driving mechanism mounted on the frame body, the first adjusting driving mechanism is connected with the upper and lower row of sub-mechanisms through a transmission mechanism for driving the upper and lower row of sub-mechanisms to move together, the second adjusting mechanism comprises a second adjusting driving mechanism, and the second adjusting driving mechanism is connected with a hook for driving the end parts of the connecting ends of the upper and lower row of sub-mechanisms to separate.

5. The automatic oil quenching mechanism for saw blades as claimed in claim 2, wherein the pushing piece mechanism comprises pushing piece rails located at both sides of the buffering mechanism, a pushing piece mechanism is slidably connected between the two pushing piece rails, the pushing piece mechanism is connected with a pushing piece driving mechanism, and the pushing piece driving mechanism is used for driving the pushing piece mechanism to move along the pushing piece rails.

6. The automatic oil quenching mechanism for saw blades as claimed in claim 1, wherein an oil injection mechanism and a circulating oil pump are disposed in the oil tank, the oil injection mechanism is connected to an external oil supply system for injecting oil into the oil tank, and the circulating oil pump is connected to the external oil supply system through an external oil purification device for recycling the oil.

7. An automatic quenching production line of saw blades is characterized by comprising: a feeding mechanism, a heating mechanism, an automatic quenching mechanism, a flattening mechanism, a cleaning mechanism and a discharging mechanism which are arranged in sequence, wherein the automatic quenching mechanism, the flattening mechanism, the cleaning mechanism and the discharging mechanism are arranged in any one of claims 1 to 6;

a feeding mechanism: the saw blade transfer device is used for receiving the saw blade transferred in the previous process and transferring the saw blade;

a heating mechanism: the saw blade heating device is used for receiving the saw blade transmitted by the feeding mechanism and heating the saw blade, and a material conveying mechanism is arranged in the heating mechanism and used for conveying the saw blade;

automatic oil quenching mechanism: the saw blade quenching device is used for receiving the saw blade transmitted by the heating mechanism and carrying out oil quenching on the saw blade;

flattening mechanism: the saw blade flattening mechanism is used for receiving the saw blade subjected to oil quenching and transmitted by the automatic oil quenching mechanism and flattening the saw blade;

the cleaning mechanism comprises: the saw blade flattening mechanism is used for receiving the saw blade transmitted by the flattening mechanism and cleaning the saw blade;

8. The automatic saw blade quenching production line as claimed in claim 7, wherein the feeding mechanism comprises a rack mechanism for placing the saw blade, a feeding mechanism is disposed on one side of the rack mechanism, the feeding mechanism has a plurality of power transmission rollers for conveying the saw blade, a guide rail is disposed above the rack mechanism and the feeding mechanism, the guide rail is slidably connected with a material conveying vehicle, an adsorption driving mechanism is fixed on the material conveying vehicle, the adsorption driving mechanism is connected with the adsorption mechanism and can drive the adsorption mechanism to move up and down, and the adsorption mechanism is used for adsorbing and fixing the workpiece.

9. The automatic saw blade quenching production line as claimed in claim 7, wherein the flattening mechanism comprises a flattening support, a workbench is fixed on the flattening support, a flattening plate is arranged above the workbench and connected with a flattening driving mechanism fixed on the flattening support, and the flattening driving mechanism is used for driving the flattening plate to move and flattening the saw blade under the action of the workbench.

10. The automatic saw blade quenching production line as claimed in claim 7, wherein the cleaning mechanism comprises a cleaning bracket, the cleaning bracket is connected with a plurality of brush roller mechanisms and oil squeezing roller mechanisms, the brush roller mechanisms and the oil squeezing roller mechanisms are distributed at intervals, the brush roller mechanisms are connected with a cleaning driving mechanism, the cleaning driving mechanism drives the cleaning driving mechanism to work, the oil squeezing roller mechanisms are connected with the oil squeezing driving mechanism, the oil squeezing driving mechanism drives the oil squeezing driving mechanism to work, each brush roller mechanism comprises brush rollers which are distributed up and down and are rotatably connected with the cleaning bracket and used for cleaning the saw blades, and the oil squeezing roller mechanisms comprise oil squeezing rollers which are distributed up and down and are rotatably connected with the cleaning bracket and used for squeezing the saw blades.